derivatives
U.S. investigates whether JPMorgan traders hid losses
U.S. federal investigators are looking at whether JPMorgan Chase & Co traders hid trading losses that have since grown to $5.8 billion, according to a person familiar with the matter, after the bank s
JPMorgan likely to post $4 to $6 billion trade loss
JPMorgan Chase & Co's losses from disastrous derivatives trades will likely amount to $4 billion to $6 billion in the second quarter, far more than the original estimate of at least $2 billion, accord
